US Bridges

CO Rt 20 Sls over Leatherbark Creek

Good

Calhoun County, West Virginia · 0.10MI S US 33 · Structure no. 00000000007A052

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
70
2022 count
Owner
State
State Highway Agency

About this bridge

CO Rt 20 Sls over Leatherbark Creek is a prestressed concrete box beam or girders - multiple carrying CO Rt 20 Sls over Leatherbark Creek in Calhoun County, West Virginia. It was built in 1994, so it is 31 years old, younger than the West Virginia average of 44.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 70 vehicles a day, roughly 8% of them trucks, projected to reach 107 by 2042. The structure is 50 ft (15.1 m) long and 21 ft wide.

CarriesCO Rt 20 Sls
CrossesLeatherbark Creek
Location0.10MI S US 33
RouteCounty Highway 20
Coordinates38.79673, -81.21778
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating98 US tons
Inventory rating63.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.1 m)
Longest span48 ft (14.6 m)
Deck width21 ft (6.5 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic107 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$700,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rt 20 Sls over Leatherbark Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is CO Rt 20 Sls over Leatherbark Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does CO Rt 20 Sls over Leatherbark Creek carry?

About 70 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is CO Rt 20 Sls over Leatherbark Creek?

The structure is 50 ft (15.1 m) long with a longest span of 48 ft (14.6 m) and a deck 21 ft wide.

Who owns CO Rt 20 Sls over Leatherbark Creek?

It is owned by the State Highway Agency.